| abstract |
Stable compositions for dyeing of human hair in an aqueous carrier, providing durable, light-fast hair colorations, comprising a) 0.0001% to 2.5% by wt. of at least one cationic directly acting hair dyestuff; b) 0.1% to 10% by wt. of at least one zwitterionic (amphoteric) surfactant; and c) 0.1% to 5% by wt. of at least one water-soluble UV-absorbing compound bearing an anionic group, all percentages calculated to the total composition. |